Win32.HLLW.Autoruner1.15863
Added to the Dr.Web virus database:
2012-05-12
Virus description added:
2012-06-01
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'Vista&Senven' = '<SYSTEM32>\Nourinfo.exe'
Creates the following files on removable media:
- <Drive name for removable media>:\HZ.bmp
- <Drive name for removable media>:\autorun.inf
Malicious functions:
Creates and executes the following:
- %TEMP%\ir_ext_temp_0\autorun.exe "SFXSOURCE:<Full path to virus>"
Modifies file system :
Creates the following files:
- C:\autorun.inf
- %TEMP%\ir_ext_temp_0\Nour.ico
- %TEMP%\ir_ext_temp_0\HZ.png
- C:\HZ.bmp
- %HOMEPATH%\Desktop\HZ.bmp
- %WINDIR%\Web\Wallpaper\HZ.bmp
- %WINDIR%\HZ.bmp
- %TEMP%\ir_ext_temp_0\autorun.exe
- %TEMP%\ir_ext_temp_0\AutoPlay\autorun.cdd
- %TEMP%\ir_ext_temp_0\AutoPlay\Audio\High1.ogg
- %TEMP%\ir_ext_temp_0\AutoPlay\Audio\Click1.ogg
- %TEMP%\ir_ext_temp_0\AutoPlay\Docs\HZ.bmp
- %TEMP%\ir_ext_temp_0\AutoPlay\Images\630_1.png
- %TEMP%\ir_ext_temp_0\AutoPlay\Icons\Nour.ico
- %TEMP%\ir_ext_temp_0\AutoPlay\Icons\HZ_.ico
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\autorun.inf
- C:\autorun.inf
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: ''
- ClassName: 'Shell_TrayWnd' WindowName: ''
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